Since Content Delivery utilizes users' network connectivity for bandwidth-intensive content, it requires stable network connectivity. Content Delivery is available on Windows and macOS devices running the latest version of Honeygain since both Windows and macOS devices have a more stable network connection than mobile Android devices.
In order to be able to opt-in for the Content Delivery, your device will also need to be connected to the network with a compatible IP Usage Type, which is either ISP or MOB. You can learn how to check what Usage Type is your IP here. Also, it is available in certain countries only. You can find the list of countries where Content Delivery is available here.